[gnome-music] (8 commits) Non-fast-forward update to branch wip/mschraal/assorted-art-fixes

[Marinus Schraal <mschraal src gnome org>]

The branch 'wip/mschraal/assorted-art-fixes' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  059f16a... Drop loading state from art
  fb75ee5... artcache: Simplify icon drawing
  0268d66... utils: Enlarge medium art size
  46e06f6... artcache: Minimize rounding on small art
  3448ec6... data/ui/AlbumsView.ui: Widen column spacing

Commits added to the branch:

  2d00a64... artistsview: Make sidebar resizable (*)
  203327a... playlistsview: Make sidebar resizable (*)
  75012a3... ui/Window: Whitespace (*)
  e15e8c4... Drop loading state from art
  bd0a13c... artcache: Simplify icon drawing
  7b932cc... utils: Enlarge medium art size
  e7bd81b... artcache: Minimize rounding on small art
  065bc11... data/ui/AlbumsView.ui: Widen column spacing

(*) This commit already existed in another branch; no separate mail sent